> This will keep me in reading material ;-) Yeah, not a bad 160 pages before bed-time. Won't ever make Oprah's list though > I guess I want the ASK reader. Looks worse on paper than it really is. 5 ICs and a handful of passives, would fit on a pretty small double-sided PCB You know that each RFID tag has its own unique serial number, as set by the factory ? Therefore no need to program it with any information at all if simply identifying an item (eg train or wagon) is what you want to do -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads